This page used to test LMFitter coclass.
Notice that additional DLLs must be also installed.
You can set expression mode and other options.
Parameters may be fixed: P0=0.3, P2=-0.35.
Following expression will be fitted:
Y(X)=0.123+3.456*X-0.345*X2+0.00567*X3


Expression: Class String Events
Use Fitting Options
Analytical derivatives
Fix P0 and P2
Add random noise

Results: